What ports does windows update use

If there is a corporate firewall in between WSUS and also the Net, you can need to connumber that firewall to ensure WSUS can achieve updates. To obtain updays from Microsoft Update, the WSUS server supplies port 443 for HTTPS protocol. Although many of corporate firewall surfaces enable this form of website traffic, tright here are some companies that restrict Web access from the servers due the company"s defense policies. if your agency restricts access, you must obtain authorization to allow Net accessibility from WSUS to the adhering to list of URLs:

http://*.windowsupdate.microsoft.com

https://*.windowsupdate.microsoft.com

http://*.upday.microsoft.com

https://*.upday.microsoft.com

http://*.windowsupday.com

http://*.downpack.windowsupday.com

Refer even more,

https://docs.microsoft.com/en-us/windows-server/administration/windows-server-update-services/deploy/2-configure-wsus


Tuesday, February 25, 2020 9:40 AM
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Hi rAlph,

Windows Upday calls for TCP port 80, 443, and also 49152-65535.

You watching: What ports does windows update use

The IP attend to for the Windows Update web site constantly changes and also it is not a addressed deal with. Also, tright here is no main publication of the IP addresses. We normally advise versus defining IP addresses on the firewall for this objective. Instead, we imply either allowing all outbound relationships to http & https ports or specifying the DNS addresses as permitted desticountries for web traffic via the firewall.

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For up-to-date information around the IP"s being offered by Windows Upday, usage the DNS system, as this is the just trusted approximately day source of indevelopment. If you use DNS, make sure the complying with destination hosts are specified:

http://windowsupdate.microsoft.com

http://*.windowsupdate.microsoft.com

https://*.windowsupday.microsoft.com

http://*.upday.microsoft.com

https://*.update.microsoft.com

http://*.windowsupday.com

http://downpack.windowsupday.com

http://downfill.microsoft.com

http://*.download.windowsupdate.com

http://wustat.windows.com

http://ntservicepack.microsoft.com

http://stats.microsoft.com

https://stats.microsoft.com

Also check this equivalent situation for a hint, the proposed reply is worthwhile to trying.

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https://vr-tab-quebec.com/Forums/Lync/en-US/b596aa81-2775-496c-b159-dcfc5c5bf22d/windows-update-ip-addresses-range-and-subnet-mask-for-windows-server-2008?forum=winserversecurity

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